diff --git a/firmware/controllers/can/obd2.h b/firmware/controllers/can/obd2.h
index e8ac7be0a1..1314b5b6e4 100644
--- a/firmware/controllers/can/obd2.h
+++ b/firmware/controllers/can/obd2.h
@@ -39,10 +39,9 @@
 #define PID_FUEL_AIR_RATIO_1 0x24
 
 #define PID_SUPPORTED_PIDS_REQUEST_41_60 0x40
-//todo#define PID_CONTROL_UNIT_VOLTAGE 0x42
-//todo#define PID_ETHANOL 0x52
-//todo#define PID_OIL_TEMPERATURE 0x5C
-//todo#define PID_FUEL_TIMING 0x5D
+#define PID_CONTROL_UNIT_VOLTAGE 0x42
+#define PID_ETHANOL 0x52
+#define PID_OIL_TEMPERATURE 0x5C
 #define PID_FUEL_RATE 0x5E
 //todo#define PID_TURBO_RPM 0x74